Hot water bottle



FIG. 1 is a front elevational view of hot water bottle, showing our new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4, is a bottom plan view thereof;

FIG. 5 is a side elevational view thereof, in filled condition; and,

FIG. 6 is a side elevational view thereof, in unfilled condition and without the cap. 

The ornamental design for a hot water bottle, as shown and described. 